the act of gushing, spilling, or vomiting emotions for someone through gestures, notes or simply telling them. usually followed by a sense of embarrassment or regret at revealing what was best left locked in the tiny emo corner of your heart/mind.

After giving her soon-to-be ex boyfriend his heart vomit valentines day card, she wanted to snatch it back and die under a rock- especially when they broke-up the next day